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16020033 = 314935839
BaseRepresentation
bin111101000111…
…001001000001
31010010220100120
4331013021001
513100120113
61331210453
7253111431
oct75071101
933126316
1016020033
1190520a7
125446a29
13341ba13
1421b02c1
151616a23
hexf47241

16020033 has 8 divisors (see below), whose sum is σ = 21504000. Its totient is φ = 10608048.

The previous prime is 16020031. The next prime is 16020041. The reversal of 16020033 is 33002061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16020033 - 21 = 16020031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16019994 and 16020021.

It is not an unprimeable number, because it can be changed into a prime (16020031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17473 + ... + 18366.

It is an arithmetic number, because the mean of its divisors is an integer number (2688000).

Almost surely, 216020033 is an apocalyptic number.

It is an amenable number.

16020033 is a deficient number, since it is larger than the sum of its proper divisors (5483967).

16020033 is a wasteful number, since it uses less digits than its factorization.

16020033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35991.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 16020033 is about 4002.5033416601. The cubic root of 16020033 is about 252.0893327777.

Adding to 16020033 its reverse (33002061), we get a palindrome (49022094).

The spelling of 16020033 in words is "sixteen million, twenty thousand, thirty-three".

Divisors: 1 3 149 447 35839 107517 5340011 16020033